Question
PSLE
Roshel had a bag of red balls and gold balls in the ratio 16 : 9. She removed an equal number of red balls and gold balls from the bag. The ratio of the number of red balls and gold balls left in the bag became 8 : 1. What percentage of the balls were left in the bag?
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PSLE
Roshel had a bag of red balls and gold balls in the ratio 16 : 9. She removed an equal number of red balls and gold balls from the bag. The ratio of the number of red balls and gold balls left in the bag became 8 : 1. What percentage of the balls were left in the bag?